from sfa.util.faults import SfaInvalidArgument
from sfa.util.xrn import urn_to_hrn
from sfa.util.method import Method
-from sfa.util.parameter import Parameter, Mixed
from sfa.util.sfatablesRuntime import run_sfatables
+
from sfa.trust.credential import Credential
+
+from sfa.storage.parameter import Parameter, Mixed
+
from sfa.rspecs.rspec import RSpec
class CreateSliver(Method):